BDS 4.5" Coil-Over Lift Kit (Chevy/GMC 2001-2010 1 2500/3500 Pickup 4WD, 2001-2006 Avalanche 2500 4WD, 01-10 Suburban/Yukon XL 2500 4WD) (740FDSC) BDS 4.5" Coil-Over Lift Kit (Chevy/GMC 2001-2010 1 2500/3500 Pickup 4WD, 2001-2006 Avalanche 2500 4WD, 01-10 Suburban/Yukon XL 2500 4WD) (740FDSC) BDS Suspension Take your HD to the next level with the 4.5" coilover conversion system. This system builds on the BDS high clearance system design offering more ground clearance or correct suspension, steer, driveline geometry and pairs it with the race proven pedigree of FOX 2.5 factory series coilovers to soak up the harshest terrain while still offering comfort and control for your daily commute. The coilovers come pretuned and ready to install right out of the box featuring dual speed compression (DSC) adjusters on the reservoir for easy tuning of the high-speed and low-speed compression damping without the need for special tools. To mount the coilovers BDS supplies a bolt-on bracket that installs on the frame in the shock mount location along with a weld-in support gusset is used to reinforce the upper mount. In addition to replacing the factory torsion bars, the upper control arms (UCA) are upgraded to improved strength, travel, and accommodate the new coilovers. The uppers are new performance series upper control arms designed specifically for this system to integrate with the 2.5 coilovers. The arms are fabricated from large 1.5" OD x .120-wall tubing, fully welded and gusseted for the highest quality, strength and durability. The factory cast steel lower control arms are retained with the addition of a robust lower coilover mounting bracket. Along with the coilover conversion, these 4.5" coilover systems include a pair of one-piece laser cut high clearance crossmembers, CNC machined ductile iron steering knuckles to correct steering angles, heavy duty front skid plate and differential skid plate to increase protection, multipoint differential relocation brackets to secure differential and correct CV axle angles, CV spacers, and longer sway bar links. In the rear a 3" rear block and u-bolt kit is used to level the stance while a set of FOX 2.0 performance series IFP shocks are supplied to pair with the front coilovers for impressive performance wherever your the adventures lead you. This highly customizable kit gives you the choices you need to build your rig your way. Standard or narrow track knuckle kits, gas shocks, and dual steering stabilizers are just a few of the options and upgrades available for this 4-1/2" Chevy/GMC suspension lift kit.Note: Components displayed in images may change based upon selections. Important Kit Notes 1. Torsion Bar tool required to load/unload the torsion bars2. Some welding required3. Requires frame bracket modification and differential mount modification4. Traction bars will not fit standard cab/short box models and are designed to work on vehicles with 4" to 8" of lift5. 20" wheels with 5" to 5.75" backspacing recommended to reduce trimming6. Narrow track knuckle will slightly increase turning radius7. For tail high stance use #119157 add-a-leaf with the block kit or #069207 with leaf spring kit8. Not Recommended for Suburban / Yukon models with AutoTrac Transfer Case9. Does NOT work with rear Autoride equipped SUV's10. Fits Diesel Models Only Specifications Lift HeightFront (Base Kit):4.5 in High Clearance IFSRear (Base Kit):3 in Block Kit Tire and Wheel Combinations2001-2007 Classic Body Style33" x 12.50" w/16 x 8 and 4-1/2" back spacing35" x 12.50" w/17 or 18 x 9 and 5.5" back spacing35" x 12.50" w/20 x 9 and 5.75" back spacing 2007-2010 New Body Style33" x 12.50" w/16 x 8 and 4-1/2" back spacing33" x 12.50" w/17 or 18 x 9 and 5.5" back spacing33" x 12.50" w/20 x 9 and 5.75" back spacing *Trimming may be required* Vehicle Fitment Data Make Model Type Year Range Chevy / GMC 1 Ton Truck 4WD 2001-2010 Chevy / GMC 3/4 Ton Truck 4WD 2500 HD 2001-2010 Chevy / GMC 3/4 Ton Truck 4WD 2500 NON-HD 2001-2006 Chevy / GMC Avalanche 2500 4WD 2001-2006 Chevy / GMC Suburban 3/4 Ton 4WD 2001-2010 Chevy / GMC Yukon XL 3/4 Ton 4WD 2001-2010 Installation Difficulty Level (1 easy â 5 complicated): 4Estimated Installation Time (hours): 8-10 Instructions PDF (click here) Base Kit Components Qty Part# Description (1) 011319 01-10 GM HD 3in Rear Kit (1) 021441 01-10 HD Coilover System Box Kit (1of2) (1) 021442 01-10 HD Coilover System Box Kit (2of2) (1) 021632 Standard HD Knuckle Kit (1) 121252 01-10 HD UCA Kit (1) 121624 HD Front Skid Plate (1) 121654 01-10 HD Coilover Mounting Kit (1) 88406187 Kit: BDS 01-10 GM 2500/3500 HD Front Coi (2) 98224759 Fox 2.0 Shox 29.8 x 12.6 x 2 -EB1-EB1 *Subject to change based upon selections

BDS 4.5" Coil-Over Lift Kit (Chevy/GMC 2001-2010 1 2500/3500 Pickup 4WD, 2001-2006 Avalanche 2500 4WD, 01-10 Suburban/Yukon XL 2500 4WD) (740FDSC)

Code: 740FDSC
$5,511.96
In Stock
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Take your HD to the next level with the 4.5" coilover conversion system.

This system builds on the BDS high clearance system design offering more ground clearance or correct suspension, steer, driveline geometry and pairs it with the race proven pedigree of FOX 2.5 factory series coilovers to soak up the harshest terrain while still offering comfort and control for your daily commute. The coilovers come pretuned and ready to install right out of the box featuring dual speed compression (DSC) adjusters on the reservoir for easy tuning of the high-speed and low-speed compression damping without the need for special tools. To mount the coilovers BDS supplies a bolt-on bracket that installs on the frame in the shock mount location along with a weld-in support gusset is used to reinforce the upper mount.

In addition to replacing the factory torsion bars, the upper control arms (UCA) are upgraded to improved strength, travel, and accommodate the new coilovers. The uppers are new performance series upper control arms designed specifically for this system to integrate with the 2.5 coilovers. The arms are fabricated from large 1.5" OD x .120-wall tubing, fully welded and gusseted for the highest quality, strength and durability. The factory cast steel lower control arms are retained with the addition of a robust lower coilover mounting bracket. Along with the coilover conversion, these 4.5" coilover systems include a pair of one-piece laser cut high clearance crossmembers, CNC machined ductile iron steering knuckles to correct steering angles, heavy duty front skid plate and differential skid plate to increase protection, multipoint differential relocation brackets to secure differential and correct CV axle angles, CV spacers, and longer sway bar links. In the rear a 3" rear block and u-bolt kit is used to level the stance while a set of FOX 2.0 performance series IFP shocks are supplied to pair with the front coilovers for impressive performance wherever your the adventures lead you.

This highly customizable kit gives you the choices you need to build your rig your way. Standard or narrow track knuckle kits, gas shocks, and dual steering stabilizers are just a few of the options and upgrades available for this 4-1/2" Chevy/GMC suspension lift kit.

Note: Components displayed in images may change based upon selections.

Important Kit Notes

1. Torsion Bar tool required to load/unload the torsion bars
2. Some welding required
3. Requires frame bracket modification and differential mount modification
4. Traction bars will not fit standard cab/short box models and are designed to work on vehicles with 4" to 8" of lift
5. 20" wheels with 5" to 5.75" backspacing recommended to reduce trimming
6. Narrow track knuckle will slightly increase turning radius
7. For tail high stance use #119157 add-a-leaf with the block kit or #069207 with leaf spring kit
8. Not Recommended for Suburban / Yukon models with AutoTrac Transfer Case
9. Does NOT work with rear Autoride equipped SUV's
10. Fits Diesel Models Only

Specifications

Lift Height
Front (Base Kit):4.5 in High Clearance IFS
Rear (Base Kit):3 in Block Kit

Tire and Wheel Combinations
2001-2007 Classic Body Style
33" x 12.50" w/16 x 8 and 4-1/2" back spacing
35" x 12.50" w/17 or 18 x 9 and 5.5" back spacing
35" x 12.50" w/20 x 9 and 5.75" back spacing
2007-2010 New Body Style
33" x 12.50" w/16 x 8 and 4-1/2" back spacing
33" x 12.50" w/17 or 18 x 9 and 5.5" back spacing
33" x 12.50" w/20 x 9 and 5.75" back spacing
*Trimming may be required*

Vehicle Fitment Data

Make Model Type Year Range
Chevy / GMC 1 Ton Truck 4WD 2001-2010
Chevy / GMC 3/4 Ton Truck 4WD 2500 HD 2001-2010
Chevy / GMC 3/4 Ton Truck 4WD 2500 NON-HD 2001-2006
Chevy / GMC Avalanche 2500 4WD 2001-2006
Chevy / GMC Suburban 3/4 Ton 4WD 2001-2010
Chevy / GMC Yukon XL 3/4 Ton 4WD 2001-2010


Installation

Difficulty Level (1 easy â 5 complicated): 4
Estimated Installation Time (hours): 8-10

Instructions
PDF (click here)

Base Kit Components

Qty Part# Description
(1) 011319 01-10 GM HD 3in Rear Kit
(1) 021441 01-10 HD Coilover System Box Kit (1of2)
(1) 021442 01-10 HD Coilover System Box Kit (2of2)
(1) 021632 Standard HD Knuckle Kit
(1) 121252 01-10 HD UCA Kit
(1) 121624 HD Front Skid Plate
(1) 121654 01-10 HD Coilover Mounting Kit
(1) 88406187 Kit: BDS 01-10 GM 2500/3500 HD Front Coi
(2) 98224759 Fox 2.0 Shox 29.8 x 12.6 x 2 -EB1-EB1

*Subject to change based upon selections

Take your HD to the next level with the 4.5" coilover conversion system.

This system builds on the BDS high clearance system design offering more ground clearance or correct suspension, steer, driveline geometry and pairs it with the race proven pedigree of FOX 2.5 factory series coilovers to soak up the harshest terrain while still offering comfort and control for your daily commute. The coilovers come pretuned and ready to install right out of the box featuring dual speed compression (DSC) adjusters on the reservoir for easy tuning of the high-speed and low-speed compression damping without the need for special tools. To mount the coilovers BDS supplies a bolt-on bracket that installs on the frame in the shock mount location along with a weld-in support gusset is used to reinforce the upper mount.

In addition to replacing the factory torsion bars, the upper control arms (UCA) are upgraded to improved strength, travel, and accommodate the new coilovers. The uppers are new performance series upper control arms designed specifically for this system to integrate with the 2.5 coilovers. The arms are fabricated from large 1.5" OD x .120-wall tubing, fully welded and gusseted for the highest quality, strength and durability. The factory cast steel lower control arms are retained with the addition of a robust lower coilover mounting bracket. Along with the coilover conversion, these 4.5" coilover systems include a pair of one-piece laser cut high clearance crossmembers, CNC machined ductile iron steering knuckles to correct steering angles, heavy duty front skid plate and differential skid plate to increase protection, multipoint differential relocation brackets to secure differential and correct CV axle angles, CV spacers, and longer sway bar links. In the rear a 3" rear block and u-bolt kit is used to level the stance while a set of FOX 2.0 performance series IFP shocks are supplied to pair with the front coilovers for impressive performance wherever your the adventures lead you.

This highly customizable kit gives you the choices you need to build your rig your way. Standard or narrow track knuckle kits, gas shocks, and dual steering stabilizers are just a few of the options and upgrades available for this 4-1/2" Chevy/GMC suspension lift kit.

Note: Components displayed in images may change based upon selections.

Important Kit Notes

1. Torsion Bar tool required to load/unload the torsion bars
2. Some welding required
3. Requires frame bracket modification and differential mount modification
4. Traction bars will not fit standard cab/short box models and are designed to work on vehicles with 4" to 8" of lift
5. 20" wheels with 5" to 5.75" backspacing recommended to reduce trimming
6. Narrow track knuckle will slightly increase turning radius
7. For tail high stance use #119157 add-a-leaf with the block kit or #069207 with leaf spring kit
8. Not Recommended for Suburban / Yukon models with AutoTrac Transfer Case
9. Does NOT work with rear Autoride equipped SUV's
10. Fits Diesel Models Only

Specifications

Lift Height
Front (Base Kit):4.5 in High Clearance IFS
Rear (Base Kit):3 in Block Kit

Tire and Wheel Combinations
2001-2007 Classic Body Style
33" x 12.50" w/16 x 8 and 4-1/2" back spacing
35" x 12.50" w/17 or 18 x 9 and 5.5" back spacing
35" x 12.50" w/20 x 9 and 5.75" back spacing
2007-2010 New Body Style
33" x 12.50" w/16 x 8 and 4-1/2" back spacing
33" x 12.50" w/17 or 18 x 9 and 5.5" back spacing
33" x 12.50" w/20 x 9 and 5.75" back spacing
*Trimming may be required*

Vehicle Fitment Data

Make Model Type Year Range
Chevy / GMC 1 Ton Truck 4WD 2001-2010
Chevy / GMC 3/4 Ton Truck 4WD 2500 HD 2001-2010
Chevy / GMC 3/4 Ton Truck 4WD 2500 NON-HD 2001-2006
Chevy / GMC Avalanche 2500 4WD 2001-2006
Chevy / GMC Suburban 3/4 Ton 4WD 2001-2010
Chevy / GMC Yukon XL 3/4 Ton 4WD 2001-2010


Installation

Difficulty Level (1 easy â 5 complicated): 4
Estimated Installation Time (hours): 8-10

Instructions
PDF (click here)

Base Kit Components

Qty Part# Description
(1) 011319 01-10 GM HD 3in Rear Kit
(1) 021441 01-10 HD Coilover System Box Kit (1of2)
(1) 021442 01-10 HD Coilover System Box Kit (2of2)
(1) 021632 Standard HD Knuckle Kit
(1) 121252 01-10 HD UCA Kit
(1) 121624 HD Front Skid Plate
(1) 121654 01-10 HD Coilover Mounting Kit
(1) 88406187 Kit: BDS 01-10 GM 2500/3500 HD Front Coi
(2) 98224759 Fox 2.0 Shox 29.8 x 12.6 x 2 -EB1-EB1

*Subject to change based upon selections

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If an item is unexpectedly out of stock or delayed,  Trident Trucks will make an effort to notify the customer, provide order status updates, and expedite the fulfillment process. If you have any questions pertaining to your order status, please use the Contact link above. We thank you for your patience and understanding.
 
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Use the Contact page, ensuring to include your order number, contact information, and description of the incorrect or damaged part(s). One of our team members will contact you to correct the issue.

What product warranties doesTrident Trucks offer?
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Estimated order processing times for in-stock items.
To check stock levels, use our Live-Chat feature or Contact page.
 
 Manufacturer Estimated Lead Time
BDS Suspension
1-2 Days
Morimoto 1-2 Days
ReadyLIFT Suspensions 1-7 Days
Rough Country 1-2 Days
Zone Offroad 1-2 Days